/**
 * 通用js方法封装处理
 * Copyright (c) 2019 ruoyi
 */

// 日期格式化
/**
 *
 * @param {*} time 时间(Date对象、时间戳、时间字符串)
 * @param {*} pattern 格式模板 默认'{y}-{m}-{d} {h}:{i}:{s}'  y:年 m:月 d:日 h:时 i:分 s:秒 a:星期
 * @returns 按照模板格式的时间字符串
 */
export function parseTime(time, pattern) {
	if (arguments.length === 0 || !time) {
		return null;
	}
	const format = pattern || "{y}-{m}-{d} {h}:{i}:{s}";
	let date;
	if (typeof time === "object") {
		date = time;
	} else {
		if (typeof time === "string" && /^[0-9]+$/.test(time)) {
			time = parseInt(time);
		} else if (typeof time === "string") {
			time = time
				.replace(new RegExp(/-/gm), "/")
				.replace("T", " ")
				.replace(new RegExp(/\.[\d]{3}/gm), "");
		}
		if (typeof time === "number" && time.toString().length === 10) {
			time = time * 1000;
		}
		date = new Date(time);
	}
	const formatObj = {
		y: date.getFullYear(),
		m: date.getMonth() + 1,
		d: date.getDate(),
		h: date.getHours(),
		i: date.getMinutes(),
		s: date.getSeconds(),
		a: date.getDay(),
	};
	const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
		let value = formatObj[key];
		// Note: getDay() returns 0 on Sunday
		if (key === "a") {
			return ["日", "一", "二", "三", "四", "五", "六"][value];
		}
		if (result.length > 0 && value < 10) {
			value = "0" + value;
		}
		return value || 0;
	});
	return time_str;
}

// 表单重置
export function resetForm(refName) {
	if (this.$refs[refName]) {
		this.$refs[refName].resetFields();
	}
}
// 计算日期
export function timeAgo(timestamp) {
	const now = Date.now();
	const diff = now - timestamp;
	console.log(now, timestamp);
	const oneMinute = 60 * 1000;
	const oneHour = 60 * oneMinute;
	const oneDay = 24 * oneHour;
	const oneWeek = 7 * oneDay;

	// 小时以内，显示分钟
	if (diff < oneHour) {
		const minutes = Math.floor(diff / oneMinute);
		return minutes <= 0 ? '现在' : `${minutes}分钟前`;
	}

	// 一天以内，显示小时
	if (diff < oneDay) {
		const hours = Math.floor(diff / oneHour);
		return `${hours}小时前`;
	}

	// 超过一天，但不超过一周，显示天数
	if (diff < oneWeek) {
		const days = Math.floor(diff / oneDay);
		return `${days}天前`;
	}

	// 超过一周，显示完整日期（年-月-日 时:分）
	const date = new Date(timestamp);
	const year = date.getFullYear();
	const month = String(date.getMonth() + 1).padStart(2, "0");
	const day = String(date.getDate()).padStart(2, "0");
	const hours = String(date.getHours()).padStart(2, "0");
	const minutes = String(date.getMinutes()).padStart(2, "0");

	return `${year}-${month}-${day} ${hours}:${minutes}`;
}
// 添加日期范围
export function addDateRange(params, dateRange, propName) {
	let search = params;
	search.params =
		typeof search.params === "object" &&
		search.params !== null &&
		!Array.isArray(search.params) ?
		search.params :
		{};
	dateRange = Array.isArray(dateRange) ? dateRange : [];
	if (typeof propName === "undefined") {
		search.params["beginTime"] = dateRange[0];
		search.params["endTime"] = dateRange[1];
	} else {
		search.params["begin" + propName] = dateRange[0];
		search.params["end" + propName] = dateRange[1];
	}
	return search;
}

// 回显数据字典
export function selectDictLabel(datas, value) {
	var actions = [];
	Object.keys(datas).some((key) => {
		if (datas[key].value == "" + value) {
			actions.push(datas[key].label);
			return true;
		}
	});
	return actions.join("");
}

// 回显数据字典（字符串数组）
export function selectDictLabels(datas, value, separator) {
	var actions = [];
	var currentSeparator = undefined === separator ? "," : separator;
	var temp = value.split(currentSeparator);
	Object.keys(value.split(currentSeparator)).some((val) => {
		Object.keys(datas).some((key) => {
			if (datas[key].value == "" + temp[val]) {
				actions.push(datas[key].label + currentSeparator);
			}
		});
	});
	return actions.join("").substring(0, actions.join("").length - 1);
}

// 字符串格式化(%s )
export function sprintf(str) {
	var args = arguments,
		flag = true,
		i = 1;
	str = str.replace(/%s/g, function() {
		var arg = args[i++];
		if (typeof arg === "undefined") {
			flag = false;
			return "";
		}
		return arg;
	});
	return flag ? str : "";
}

// 转换字符串，undefined,null等转化为""
export function praseStrEmpty(str) {
	if (!str || str == "undefined" || str == "null") {
		return "";
	}
	return str;
}

// 数据合并
export function mergeRecursive(source, target) {
	for (var p in target) {
		try {
			if (target[p].constructor == Object) {
				source[p] = mergeRecursive(source[p], target[p]);
			} else {
				source[p] = target[p];
			}
		} catch (e) {
			source[p] = target[p];
		}
	}
	return source;
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 */
export function handleTree(data, id, parentId, children) {
	let config = {
		id: id || "id",
		parentId: parentId || "parentId",
		childrenList: children || "children",
	};

	var childrenListMap = {};
	var nodeIds = {};
	var tree = [];

	for (let d of data) {
		let parentId = d[config.parentId];
		if (childrenListMap[parentId] == null) {
			childrenListMap[parentId] = [];
		}
		nodeIds[d[config.id]] = d;
		childrenListMap[parentId].push(d);
	}

	for (let d of data) {
		let parentId = d[config.parentId];
		if (nodeIds[parentId] == null) {
			tree.push(d);
		}
	}

	for (let t of tree) {
		adaptToChildrenList(t);
	}

	function adaptToChildrenList(o) {
		if (childrenListMap[o[config.id]] !== null) {
			o[config.childrenList] = childrenListMap[o[config.id]];
		}
		if (o[config.childrenList]) {
			for (let c of o[config.childrenList]) {
				adaptToChildrenList(c);
			}
		}
	}
	return tree;
}

/**
 * 参数处理
 * @param {*} params  参数
 */
export function tansParams(params) {
	let result = "";
	for (const propName of Object.keys(params)) {
		const value = params[propName];
		var part = encodeURIComponent(propName) + "=";
		if (value !== null && typeof value !== "undefined") {
			if (typeof value === "object") {
				for (const key of Object.keys(value)) {
					if (value[key] !== null && typeof value[key] !== "undefined") {
						let params = propName + "[" + key + "]";
						var subPart = encodeURIComponent(params) + "=";
						result += subPart + encodeURIComponent(value[key]) + "&";
					}
				}
			} else {
				result += part + encodeURIComponent(value) + "&";
			}
		}
	}
	return result;
}

// 验证是否为blob格式
export async function blobValidate(data) {
	try {
		const text = await data.text();
		JSON.parse(text);
		return false;
	} catch (error) {
		return true;
	}
}
// 计算距离
export function getDistance(point1, point2) {
	try {
		let R = 6371000; // 地球平均半径，单位：米
		let lat1 = (point1.latitude * Math.PI) / 180;
		let lat2 = (point2.latitude * Math.PI) / 180;
		let lon1 = (point1.longitude * Math.PI) / 180;
		let lon2 = (point2.longitude * Math.PI) / 180;
		let a =
			Math.sin((lat2 - lat1) / 2) * Math.sin((lat2 - lat1) / 2) +
			Math.cos(lat1) *
			Math.cos(lat2) *
			Math.sin((lon2 - lon1) / 2) *
			Math.sin((lon2 - lon1) / 2);
		let c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
		let d = R * c; // 初始计算得到的距离，单位：米

		if (d >= 1000) {
			// 如果距离大于等于1000米（即1千米），则换算为千米并保留两位小数
			return (d / 1000).toFixed(2) + "千米";
		} else {
			return d + "米";
		}
	} catch (e) {
		console.error(e);
		return '计算错误'
	}
}